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WATER YEAR : 2013
CHAO PHRAYA RIVER BASIN
Chao Phraya River at Ban Bang Kaeo, Ang Thong (C.7A)
Lat 14 - 35 - 05 N Long 100 - 27 - 12 E
Locat on : on e t an at Ban Bang Kaco
Flood Plain
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On left bank near the gage site
Elevation
Recording
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
+8.633 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Mueang
Changwat
Ang Thong
Ban
Bang Keao
Arithmetic mean of 24 readings
2006 to date
2006 to date
-
2006 to date
Fairly stable.
No overbank flow.
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Records good. Stage-discharge relation defined by 38 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
0.83
0.86
0.40
0.66
0.62
1.31
8.17
5.72
0.96
0.74
0.66
0.76
2
0.80
0.75
0.43
0.64
0.47
1.25
8.20
5.50
0.87
0.84
0.69
0.72
3
0.82
0.63
0.46
0.64
0.55
1.14
8.22
5.25
0.96
0.84
0.64
0.70
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
0.79
0.56
0.54
0.57
0.66
1.07
8.16
4.91
0.99
0.78
0.63
0.76
5
0.65
0.47
0.61
0.49
0.63
1.15
8.00
4.57
0.90
0.75
0.69
0.77
6
0.44
0.43
0.52
0.51
0.57
1.47
7.92
4.29
1.01
0.88
0.75
0.81
7
0.23
0.67
0.45
0.64
0.48
1.88
7.86
3.97
1.06
0.81
0.75
0.92
8
0.24
0.52
0.52
0.52
0.51
2.29
7.79
3.66
0.99
0.62
0.79
0.94
9
0.38
0.62
0.55
0.51
0.78
2.84
7.70
3.44
0.85
0.68
0.67
0.87
10
0.47
0.62
0.55
0.48
0.87
2.96
7.58
3.17
0.70
0.80
0.63
0.83
11
0.57
0.68
0.56
0.50
0.98
3.24
7.44
2.89
0.68
0.79
0.57
0.82
12
0 69
0 80
0 62
0 48
0 91
3 63
7 26
2 63
0 61
0 64
0 50
0 75
.
.
.
.
.
.
.
.
.
.
.
.
13
0.73
0.76
0.67
0.54
0.85
4.04
7.09
2.44
0.67
0.54
0.72
0.59
14
0.81
0.71
0.67
0.59
1.46
4.48
6.86
2.29
0.68
0.62
0.72
0.50
15
0.84
0.69
0.78
0.92
2.75
4.94
6.63
2.09
0.66
0.66
0.79
0.58
16
0.85
0.65
1.04
1.24
3.27
5.48
6.42
1.87
0.73
0.70
0.94
0.78
17
0.86
0.56
1.95
1.11
3.58
6.03
6.29
1.66
0.63
0.62
0.91
0.82
18
0.69
0.55
2.01
0.87
3.83
6.45
6.23
1.55
0.51
0.60
0.77
0.76
19
0.52
0.49
1.74
0.75
3.75
6.73
6.18
1.50
0.63
0.73
0.74
0.81
20
0.54
0.38
1.42
0.64
3.46
7.02
6.20
1.50
0.83
0.70
0.73
0.80
21
0.47
0.35
1.09
0.74
3.13
7.30
6.47
1.40
0.88
0.60
0.94
0.90
22
0.42
0.37
1.02
0.69
2.65
7.58
6.60
1.36
0.76
0.55
0.89
0.92
23
0.40
0.35
1.08
0.59
2.23
7.76
6.65
1.33
0.74
0.65
0.87
0.98
24
0.39
0.40
1.13
0.62
1.91
7.90
6.64
1.30
0.71
0.64
0.89
0.99
25
0.43
0.49
1.27
0.60
1.63
8.09
6.55
1.16
0.67
0.54
0.90
0.95
26
0.55
0.60
1.31
0.62
1.39
8.11
6.44
1.06
0.76
0.63
0.75
0.89
27
0.60
0.61
1.26
0.61
1.20
8.09
6.40
0.98
0.60
0.69
0.74
0.78
28
0.77
0.67
1.12
0.65
1.41
8.10
6.43
0.96
0.75
0.63
0.70
0.67
29
0.80
0.61
0.94
0.62
1.52
8.08
6.39
0.92
0.82
0.64
0.67
30
0.90
0.56
0.82
0.63
1.49
8.17
6.13
0.90
0.80
0.60
0.75
31
0.54
0.58
1.46
5.92
0.72
0.59
0.73
----------
--------------
Mean
0.62
0.58
0.92
0.65
1.65
4.95
6.99
2.54
0.78
0.68
0.75
0.79
Max
0.90
0.86
2.01
1.24
3.83
8.17
8.22
5.72
1.06
0.88
0.94
0.99
8.22
Min
0.23
0.35
0.40
0.48
0.47
1.07
5.92
0.90
0.51
0.54
0.50
0.50
0.23
8.23
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed -5.34
m. (MSL.)
10.04
m. (MSL.) ,
9.98
m. (MSL.) ,
Drainage Area
Square Kilometers
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at 11.00 Hours , on Oct 3 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation